Improved engine technology and fuel quality has thus created a new debate. “Ironically, particle control regulations may have made the situation worse,” points out Wexler, referring to increased
Nanoparticles, as tiny as a billionth of a metre, pose a challenge to scientists and regulatory authorities alike. It may also be a huge health problem, says CHANDRACHUR GHOSE
The current emission standards and safety measures for conversion of in-use vehicles to CNG are extremely lax. The emission standards only require the vehicles to meet the equivalent standards for diesel and petrol vehicles in force in the year of manufacture. This means that a pre-1996 vehicle after being converted to CNG would have to meet only the outdated emission
China said on Monday it will boost state reserves of refined fuels, its first official plan to expand beyond its crude reserves, and help cut high inventories held by oil companies.